| uncomprehending(adjective, blind) |
| unconditioned |
| uncritical(slight, detail, silly, trivial, surface) |
| unexperienced |
| unfamiliar with(expression, raw, inept, unfamiliar, uninformed) |
| unfledged(new, raw, inept, inexperienced, inexpert) |
| unknown(adjective, uninformed, oblivious) |
| unmannerly(adjective, rough, rude, crude, impolite) |
| unreasoning(adjective, dull, careless, indifferent, thoughtless) |
| unripe(adjective, new, little, inexperienced, immature) |
| unscientific(adjective, unaware) |
| unsuspicious(adjective, simple, fresh, innocent, naive) |
| untalented(adjective, awkward, inept, clumsy, inelegant) |
| unthinking(slight, trivial, unknowing, unaware, superficial) |
| unused(new, raw, inept, unfamiliar, inexperienced) |
| unwise(stupid, thoughtless, absurd, giddy, ill-advised) |
| unwonted |
| unworldly(adjective, simple, easy, new, raw) |
| vacuous(adjective, simple, slow, foolish, stupid) |
| vulgar(adjective, dull, rough, low, rude) |